* {
  margin: 0 0;
  font-size: 1.2rem;
}
body {
  overflow-x: hidden;
}
header {
  height: 5%;
  width: 100%;
  background: #dedede;
  display: flex;
  box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 3px 1px -2px rgba(0, 0, 0, 0.2), 0 1px 5px 0 rgba(0, 0, 0, 0.12);
}
header a {
  width: 8vw;
  background-color: transparent;
  border: #dedede;
  color: black;
  padding: 2vw;
}
header a:visited {
  color: black;
}
header a:hover {
  color: black;
  text-decoration: none;
}
header p {
  width: 50%;
  height: auto;
  line-height: 30px;
  flex: 1 1 45%;
  flex-direction: row;
  text-align: center;
  margin-bottom: 0;
  color: black;
}
header p a {
  color: red;
  font-size: 1.2rem;
}
.section {
  margin-top: 0.5rem;
}
footer {
  width: 100%;
  background-color: black;
  color: white;
  position: relative;
  display: flex;
  flex-direction: column;
}
footer .foot {
  flex: 1 1 80% ;
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
}
footer .foot .qrcode {
  flex: 1 1 20%;
}
footer .foot .qrcode img {
  width: 100%;
  height: auto;
}
footer .foot .info {
  flex: 1 1 80%;
}
footer .foot .info p {
  margin-bottom: 0.5rem;
  text-indent: 1rem;
}
footer .foot .info p span {
  font-size: 1rem;
}
footer .foot .info p a {
  font-size: 1rem;
}
footer .num {
  flex: 1 1 20%;
  text-align: center;
  width: 100%;
}
.float-nav {
  width: 30%;
  height: 40%;
  position: fixed;
  right: -30%;
  top: 50%;
  transform: translate(0, -50%);
  z-index: 1000;
  background: white;
}
.float-nav .shuqian {
  width: 20vw;
  height: 20vw;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  border-radius: 50%;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translate(-50%, -50%);
  z-index: 1001;
}
.float-nav .shuqian a {
  width: 100%;
  height: 100%;
  background-image: none;
  background-color: antiquewhite;
  border-color: transparent;
  -webkit-border-radius: 50%;
  -moz-border-radius: 50%;
  border-radius: 50%;
  text-align: left;
  line-height: 25vw;
  color: black;
}
.float-nav .list-group {
  height: 100%;
  display: flex;
  flex-direction: column;
}
.float-nav .list-group .list-group-item {
  flex: 1 1 20%;
  border: none;
  text-align: right;
  padding-top: 0;
  padding-bottom: 0;
}
.float-nav .list-group .list-group-item a {
  line-height: 8vh;
  text-align: center;
  color: black;
}
.left-nav {
  width: 50vw;
  height: 100vh;
  background: white;
  position: fixed;
  top: 0;
  bottom: 0;
  left: -50vw;
}
.mask {
  width: 100%;
  height: 100%;
  background: transparent;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 999;
  display: none;
}
h5 {
  position: relative;
}
.more-link {
  color: black;
  float: right;
  position: absolute;
  right: 0;
}
